kodi_init

#!/bin/bash

set -e
trap 'kill $(jobs -p) 2>/dev/null' EXIT

KODI_STARTUP_DELAY=30
KODI_FUZZY_INTERVAL=30
KODI_DEFAULT_UPDATE_INTERVAL=900
KODI_DEFAULT_CLEAN_INTERVAL=0
KODI_DEFAULT_UPDATE_INTERVAL_ADDONS=21600

echo "======================================================="
if [ ! -e /config/userdata/advancedsettings.xml ]; then
  cp /usr/local/share/kodi/advancedsettings.xml.default /config/userdata/advancedsettings.xml
  chown kodi. /config/userdata/advancedsettings.xml

  if [ ! -z $KODI_DBHOST ] && [ ! -z $KODI_DBUSER ] && [ ! -z $KODI_DBPASS ]; then
    echo "Configuring shared MySQL database ($KODI_DBHOST)"
    xmlstarlet ed -L -u "advancedsettings/videodatabase/host" -v "$KODI_DBHOST" /config/userdata/advancedsettings.xml
    xmlstarlet ed -L -u "advancedsettings/videodatabase/user" -v "$KODI_DBUSER" /config/userdata/advancedsettings.xml
    xmlstarlet ed -L -u "advancedsettings/videodatabase/pass" -v "$KODI_DBPASS" /config/userdata/advancedsettings.xml
    if [ ! -z $KODI_DBPORT ]; then
      xmlstarlet ed -L -u "advancedsettings/videodatabase/port" -v "$KODI_DBPORT" /config/userdata/advancedsettings.xml
    fi
    if [ ! -z $KODI_DBPREFIX_VIDEOS ]; then
      xmlstarlet ed -L -u "advancedsettings/videodatabase/name" -v "$KODI_DBPREFIX_VIDEOS" /config/userdata/advancedsettings.xml
    fi
    xmlstarlet ed -L -u "advancedsettings/musicdatabase/host" -v "$KODI_DBHOST" /config/userdata/advancedsettings.xml
    xmlstarlet ed -L -u "advancedsettings/musicdatabase/user" -v "$KODI_DBUSER" /config/userdata/advancedsettings.xml
    xmlstarlet ed -L -u "advancedsettings/musicdatabase/pass" -v "$KODI_DBPASS" /config/userdata/advancedsettings.xml
    if [ ! -z $KODI_DBPORT ]; then
      xmlstarlet ed -L -u "advancedsettings/musicdatabase/port" -v "$KODI_DBPORT" /config/userdata/advancedsettings.xml
    fi
    if [ ! -z $KODI_DBPREFIX_MUSIC ]; then
      xmlstarlet ed -L -u "advancedsettings/musicdatabase/name" -v "$KODI_DBPREFIX_MUSIC" /config/userdata/advancedsettings.xml
    fi
  else
    echo "Not configuring shared MySQL database"
  fi
else
  echo "Using existing configuration"
fi

if [ -z $KODI_UPDATE_INTERVAL ]; then
  KODI_UPDATE_INTERVAL=$KODI_DEFAULT_UPDATE_INTERVAL
fi
if [ -z $KODI_UPDATE_INTERVAL_VIDEOS ]; then
  KODI_UPDATE_INTERVAL_VIDEOS=$KODI_UPDATE_INTERVAL
fi
if [ -z $KODI_UPDATE_INTERVAL_MUSIC ]; then
  KODI_UPDATE_INTERVAL_MUSIC=$KODI_UPDATE_INTERVAL
fi
if [ -z $KODI_CLEAN_INTERVAL ]; then
  # support legacy clean setting for now
  if [[ $KODI_CLEAN == "yes" ]] || [[ $KODI_CLEAN == "true" ]]; then
    KODI_CLEAN_INTERVAL=86400
  else
    KODI_CLEAN_INTERVAL=$KODI_DEFAULT_CLEAN_INTERVAL
  fi
fi
if [ -z $KODI_CLEAN_INTERVAL_VIDEOS ]; then
  KODI_CLEAN_INTERVAL_VIDEOS=$KODI_CLEAN_INTERVAL
fi
if [ -z $KODI_CLEAN_INTERVAL_MUSIC ]; then
  KODI_CLEAN_INTERVAL_MUSIC=$KODI_CLEAN_INTERVAL
fi
if [ -z $KODI_UPDATE_INTERVAL_ADDONS ]; then
  KODI_UPDATE_INTERVAL_ADDONS=$KODI_DEFAULT_UPDATE_INTERVAL_ADDONS
fi

function update_library_job {
  while true; do
    sleep $2
    sleep $((RANDOM % $KODI_FUZZY_INTERVAL))
    echo "Triggering $1 library update"
    su kodi -c "kodi-send --action='UpdateLibrary($1)'" > /dev/null
  done
}

function clean_library_job {
  while true; do
    sleep $2
    sleep $((RANDOM % $KODI_FUZZY_INTERVAL))
    echo "Triggering $1 library cleanup"
    su kodi -c "kodi-send --action='CleanLibrary($1)'" > /dev/null
  done
}

function update_addons_job {
  sleep $KODI_STARTUP_DELAY
  echo "Triggering initial addon updates"
  su kodi -c "kodi-send --action='UpdateAddonRepos'" > /dev/null
  while true; do
    sleep $1
    sleep $((RANDOM % $KODI_FUZZY_INTERVAL))
    echo "Triggering addon updates"
    su kodi -c "kodi-send --action='UpdateAddonRepos'" > /dev/null
  done
}

if [[ $KODI_UPDATE_INTERVAL_VIDEOS -gt 0 ]]; then
  echo "Automatic video library update: Yes (${KODI_UPDATE_INTERVAL_VIDEOS}s)"
  update_library_job video $KODI_UPDATE_INTERVAL_VIDEOS &
else
  echo "Automatic video library update: No"
fi
if [[ $KODI_UPDATE_INTERVAL_MUSIC -gt 0 ]]; then
  echo "Automatic music library update: Yes (${KODI_UPDATE_INTERVAL_MUSIC}s)"
  update_library_job music $KODI_UPDATE_INTERVAL_MUSIC &
else
  echo "Automatic music library update: No"
fi

if [ -e /config/userdata/sources.xml ] && [ -e /config/userdata/passwords.xml ]; then
  if [[ $KODI_CLEAN_INTERVAL_VIDEOS -gt 0 ]]; then
    echo "Automatic video library cleaning: Yes (${KODI_CLEAN_INTERVAL_VIDEOS}s)"
    clean_library_job video $KODI_CLEAN_INTERVAL_VIDEOS &
  else
    echo "Automatic video library cleaning: No"
  fi
  if [[ $KODI_CLEAN_INTERVAL_MUSIC -gt 0 ]]; then
    echo "Automatic video library cleaning: Yes (${KODI_CLEAN_INTERVAL_MUSIC}s)"
    clean_library_job music $KODI_CLEAN_INTERVAL_MUSIC &
  else
    echo "Automatic music library cleaning: No"
  fi
else
  echo "Automatic library cleaning: No (sources.xml/passwords.xml not found)"
fi
update_addons_job $KODI_UPDATE_INTERVAL_ADDONS &

echo "======================================================="

echo "Starting Kodi..."
if [ -f /config/temp/kodi.log ]; then
  rm /config/temp/kodi.log
fi
tail -F -q /config/temp/kodi.log 2>/dev/null &
exec su kodi -c "kodi -p --standalone --headless"